Home / Vulnerabilities / CVE-2016-6415
HIGH SEVERITY
CVE-2016-6415 Cisco · IOS, IOS XR, and IOS XE

Cisco IOS, IOS XR, and IOS XE IKEv1 Information Disclosure Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH
7.5 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitation Likelihood

EPSS Prediction

93.00 %
Predictive Probability
Percentile Rank
99.8 th

Documented as more likely to be exploited than 99.8% of known CVEs.

Detection Date

May 19, 2023

Remediation Due

Jun 09, 2023

CISA Catalog Active

Threat Analysis

Cisco IOS, IOS XR, and IOS XE contain insufficient condition checks in the part of the code that handles Internet Key Exchange version 1 (IKEv1) security negotiation requests. contains an information disclosure vulnerability in the Internet Key Exchange version 1 (IKEv1) that could allow an attacker to retrieve memory contents. Successful exploitation could allow the attacker to retrieve memory contents, which can lead to information disclosure.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence